masslogger | cc00689f0696fe00669c8772958d42c1bd989a457bbee7ca3a6b117413aaf3ed

General

Target

Quotation.exe
Size

761KB
MD5

82a8dd7c9cb60f7f27a3187735fe0e70
SHA1

64db00701378728d6bfa898795922017b3c39bcb
SHA256

f9eb2b428ced4131d2846e50d56e87302b6b7ff986c6c524c55d5cef53111d2e
SHA512

cd8939f5a729bd430644a074a4bc0792277843feb72e7cb47f8f7a46b0497381cb5354486b7dc4d9cceb0dbd0e6a78a08e7a768a8ebeb3c564fe11c74e05ed90

Score

10^/10

masslogger spyware stealer

Malware Config

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1888-62-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1888-61-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1888-63-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1888-64-0x00000000004ABB2E-mapping.dmp	family_masslogger
behavioral1/memory/1888-66-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1888-68-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger

Suspicious use of SetThreadContext 1 IoCs

Processes:

Quotation.exe

description pid process target process

PID 1528 set thread context of 1888 1528 Quotation.exe Quotation.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2000 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Quotation.exe

pid process

1528 Quotation.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Quotation.exe

description pid process

Token: SeDebugPrivilege 1528 Quotation.exe

description	pid	process	target process
PID 1528 set thread context of 1888	1528	Quotation.exe	Quotation.exe

pid	process
2000	schtasks.exe

pid	process
1528	Quotation.exe

description	pid	process
Token: SeDebugPrivilege	1528	Quotation.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Quotation.exeQuotation.exe

description	pid	process	target process
PID 1528 wrote to memory of 2000	1528	Quotation.exe	schtasks.exe
PID 1528 wrote to memory of 2000	1528	Quotation.exe	schtasks.exe
PID 1528 wrote to memory of 2000	1528	Quotation.exe	schtasks.exe
PID 1528 wrote to memory of 2000	1528	Quotation.exe	schtasks.exe
PID 1528 wrote to memory of 1688	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1688	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1688	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1688	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1528 wrote to memory of 1888	1528	Quotation.exe	Quotation.exe
PID 1888 wrote to memory of 276	1888	Quotation.exe	dw20.exe
PID 1888 wrote to memory of 276	1888	Quotation.exe	dw20.exe
PID 1888 wrote to memory of 276	1888	Quotation.exe	dw20.exe
PID 1888 wrote to memory of 276	1888	Quotation.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1528

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jKyhYdgyjTlQP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFE1E.tmp"
2⤵
- Creates scheduled task(s)
PID:2000

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
2⤵
PID:1688

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 372
3⤵
PID:276

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpFE1E.tmp
Filesize
1KB

MD5
26f990560bfb3024dc98cf3749632fd5

SHA1
fe1b53c74834dca04ea7ffba03cbf02d84aa7001

SHA256
342028a111af0b09929681a3d72d9cd1d1fb183b2070a0987e1eccdd57bb1283

SHA512
5b9bc34d995e402efefb2752723605870f8adb12e860abf8e99b9ded8fcd3cc7ebbfcb5f6029ff32012ac915e275b357ea469b10fff46c0993fb9685dc8c9e1e

Download Submit
memory/276-70-0x0000000000000000-mapping.dmp

Download
memory/1528-54-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

Filesize
8KB

Download
memory/1528-55-0x0000000074500000-0x0000000074AAB000-memory.dmp

Filesize
5.7MB

Download
memory/1888-62-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1888-59-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1888-58-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1888-61-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1888-63-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1888-64-0x00000000004ABB2E-mapping.dmp

Download
memory/1888-66-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1888-68-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1888-72-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2000-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads